flank (military)

see 翼城縣|翼城县[Yi4 cheng2 Xian4]

wingspan

(botany) alae; wing petals (of a papilionaceous flower)

(literary) cautious; careful

the right flank; (politically) right-wing

left-wing (political)

(idiom) cautious; careful; prudent

wing (of an aircraft)

(aircraft) wing flap